Battery box



FIG. 1 is a top perspective view of a battery box;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

The broken lines in the drawings are for the purpose of illustrating portions of the battery box that form no part of the claimed design. 

CLAIM The ornamental design for a battery box, as shown and described. 